It has a surface area of approximately 67 acres (27 ha) on The National Map and is located entirely in Franklin Township.

Lake Louise is situated on Sutton Creek and drains an area of 2.69 square miles (7.0 km2).

[2] Under normal conditions, the lake has an area of 56 acres (23 ha), a volume of 193 acre-feet (238,000 m3), and a length of 4,000 feet (1,200 m).

[1] As of 1980, this dam is in poor condition, with a spillway capable of handling 45 percent of a probably maximum flood.

The main rock formation underlying the lake is the Devonian-age Susquehanna Group, which consists of conglomerate, siltstone, sandstone, and shale.

[5] In October 2007, the concentration of phosphorus at the inlets to Lake Louise ranged from 0.61 to 1.62 milligrams per liter (3.8×10−5 to 0.000101 lb/cu ft).